Finding the Fourth Proportional to 246,149,147.09, 339,681,826.04 and 134,639,012.48
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Solution
The fourth proportional to 246,149,147.09, 339,681,826.04 and 134,639,012.48 is: 185,799,650.96
Step by Step Solution
- Step 1: Write the proportion equation
246,149,147.09 : 339,681,826.04 = 134,639,012.48 : x - Step 2: Convert to fraction form
246,149,147.09/339,681,826.04 = 134,639,012.48/x - Step 3: Cross multiply
246,149,147.09x = 339,681,826.04 × 134,639,012.48 - Step 4: Simplify right side
246,149,147.09x = 45,734,425,613,057,144 - Step 5: Solve for x
x = 45,734,425,613,057,144/246,149,147.09 - Step 6: Final answer
x = 185,799,650.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.